1990486948

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{49807}}^1$

素因数の和:50011

約数の個数: 24

約数和(自身を含む): 3553501952

約数和(自身を除く): 1563015004

約数列:

[1, 2, 4, 97, 103, 194, 206, 388, 412, 9991, 19982, 39964, 49807, 99614, 199228, 4831279, 5130121, 9662558, 10260242, 19325116, 20520484, 497621737, 995243474, 1990486948]

約数ペア:

[(1, 1990486948), (2, 995243474), (4, 497621737), (97, 20520484), (103, 19325116), (194, 10260242), (206, 9662558), (388, 5130121), (412, 4831279), (9991, 199228), (19982, 99614), (39964, 49807)]